Clean Water Act discharge permit · NPDES PR0000086
DEMACO CORP., Guayanilla, PR: NPDES PR0000086 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 17Pollutants under a numeric limit
- 7Pollutants with an effluent exceedance
DEMACO CORP. holds NPDES permit PR0000086, which discharges to Ba De Guayanilla. EPA’s file records it issued October 1, 2007 and expiring November 30, 2012. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | DEMACO CORP. |
|---|---|
| Permittee as filed | DEMACO CORP. |
| NPDES ID | PR0000086 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | October 1, 2007 |
| Expiration date | November 30, 2012 |
| Address | Guayanilla, PR 00656 |
| Receiving water | BA DE GUAYANILLA |
| Subwatershed | Coastal Watersheds West and East of Rio Macana mouth (HUC 210100040208) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 41Pollutants on file
- 17Under a numeric limit
- 41With a violation of any kind
- 7With an effluent exceedance
An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.
| Pollutant or measure | Limits | Violations, any kind | Effluent exceedances | Latest exceedance | Largest exceedance, as filed |
|---|---|---|---|---|---|
| pH | 4 | 62 | 13 | September 30, 2014 | |
| Solids, total suspended | 4 | 52 | 12 | September 30, 2014 | 500% over the limit |
| Temperature, water deg. centigrade | 2 | 24 | 2 | September 30, 2012 | 4% over the limit |
| Oil & Grease | 1 | 38 | 1 | July 31, 2003 | 19% over the limit |
| Turbidity | 1 | 15 | 1 | September 30, 2008 | |
| Coliform, fecal general | 1 | 13 | 1 | September 30, 2008 | 1,400% over the limit |
| Oxygen demand, chem. [high level] [COD] | 0 | 6 | 1 | June 30, 2005 | 64% over the limit |
| Flow, in conduit or thru treatment plant | 2 | 38 | 0 | ||
| BOD, 5-day, 20 deg. C | 2 | 24 | 0 | ||
| Solids, settleable | 1 | 20 | 0 | ||
| Color [PT-CO units] | 1 | 13 | 0 | ||
| Oxygen, dissolved [DO] | 1 | 13 | 0 | ||
| Coliform, fecal - % samples exceeding limit | 1 | 13 | 0 | ||
| Surfactants [MBAS] | 1 | 13 | 0 | ||
| Chlorine, total residual | 1 | 12 | 0 | ||
| Coliform, total general | 1 | 12 | 0 | ||
| Cadmium, total [as Cd] | 1 | 7 | 0 | ||
| Nitrogen, nitrate total [as NO3] | 1 | 6 | 0 | ||
| Fluoride, total [as F] | 0 | 6 | 0 | ||
| Copper, total [as Cu] | 0 | 6 | 0 | ||
| Mercury, total [as Hg] | 0 | 3 | 0 | ||
| Nickel, total [as Ni] | 0 | 2 | 0 | ||
| Storm water flow | 0 | 2 | 0 | ||
| Sulfate, total [as SO4] | 0 | 1 | 0 | ||
| Arsenic, total [as As] | 0 | 1 | 0 | ||
| Chromium, hexavalent [as Cr] | 0 | 1 | 0 | ||
| Lead, total [as Pb] | 0 | 1 | 0 | ||
| Silver, total [as Ag] | 0 | 1 | 0 | ||
| Zinc, total [as Zn] | 0 | 1 | 0 | ||
| Selenium, total [as Se] | 0 | 1 | 0 | ||
| 2-Methyl-4,6-dinitrophenol | 0 | 1 | 0 | ||
| 2-Chlorophenol | 0 | 1 | 0 | ||
| 2,4-Dichlorophenol | 0 | 1 | 0 | ||
| 2,4-Dimethylphenol | 0 | 1 | 0 | ||
| 2,4-Dinitrophenol | 0 | 1 | 0 | ||
| 2,4,6-Trichlorophenol | 0 | 1 | 0 | ||
| Phenol | 0 | 1 | 0 | ||
| Pentachlorophenol | 0 | 1 | 0 | ||
| Cyanide, free available | 0 | 1 | 0 | ||
| Sulfide-hydrogen sulfide [undissociated] | 0 | 1 | 0 | ||
| Solids, total dissolved | 0 | 1 | 0 |
Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.
Inspections, violations and enforcement
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES PR0000086.
Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.
Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.
Watch this permit
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EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID PR0000086 there.
Nearby on the register
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- Every permit record in Guayanilla, A to Z
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- Every permit record in Puerto Rico, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.